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4.
Spacca: Used for a stupid ugly fat guy who thinks he's smart because he boasts to take drugs
Alessio: I have just taken 1 mg of mdma and i smoked 20 chiloums..i'm stoned
Me: Shut up U stupid dirty Spacca
by m m October 06, 2004
 
1.
insult meaning someone who is mentally retarded, derived from the word spastic usually directed at someone after they show a weird trait, do something against a widely accepted moral standard, show themselves to be unskilled or inferior at a particular skill or task, do something that would be associated with a mentally unstable person, or show their stupidity in an obvious way.
"that jonny is a spacca, he keeps twitching"

"stop beating that old lady, you spacca!"

"greg's a spacca, i beat his ass at pool so many times"

"stop pulling my hair you spacca!"

"if you don't know who david hasselhoff is, you're a spacca"
by arto October 11, 2005
 
2.
used in italian language to say that something is cool, and it really rules.
L'ultimo cd dei Madrac spacca!
The latest Madrac cd rules!
by atomic2010 April 11, 2010
 
3.
Insult.
Spastic
piss off spacca
by micheal j hamilton IV April 18, 2003